class CalibrationCube : Model {
    
    @Custom
    val scale = 2.0

    override fun build() : Shape3d {
        val cube = Cube(10).centerXY() -
            Text( "Y", BOLD, 7).extrude(0.8).center().rotateX(90).translate(0,5,5) -
            Text( "X", BOLD, 7).rotate(90).extrude(0.8).center().rotateY(90).translate(5,0,5) -
            Text( "Z", BOLD, 7).extrude(0.8).center().translateZ(10)
        return cube.scale(scale)
    }
}